CN215240603U

CN215240603U - Pin dismounting device

Info

Publication number: CN215240603U
Application number: CN202121765650.7U
Authority: CN
Inventors: 彭锐; 黄尚伟; 赵映祥; 田昂世; 吴济帆; 张显涛
Original assignee: Commercial Aircraft Corp of China Ltd; Shanghai Aircraft Manufacturing Co Ltd
Current assignee: Commercial Aircraft Corp of China Ltd; Shanghai Aircraft Manufacturing Co Ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2021-12-21
Anticipated expiration: 2031-07-30

Abstract

The utility model belongs to the technical field of maintenance, and discloses a pin detaching device, which relates to the technical field of maintenance and comprises a body, a clamping component, a blocking piece and a power assisting piece, wherein the body is provided with a butting part; the clamping assembly is arranged at one end of the body and used for clamping the pin to be removed; the blocking piece is arranged at one end of the body far away from the clamping assembly; the power assisting piece is arranged between the abutting portion and the blocking piece and is in sliding fit with the body, the power assisting piece can abut against the abutting portion or the blocking piece, and the power assisting piece is used for providing pulling force for the clamping assembly. The utility model discloses set up clamping assembly and press from both sides tightly earlier and wait to demolish the pin, then the constructor staff hand grips the helping hand piece, makes the helping hand piece slide for the body to the butt is in butt portion or block the piece, thereby provides the pulling force, will wait to demolish the pin and pull out from the mounting panel.

Description

Pin dismounting device

Technical Field

The utility model relates to a maintenance technical field especially relates to a tear pin device open.

Background

Dowels are often used to connect two devices, but when two devices are disassembled, removal of the dowels requires the use of special tools. At present, the pin is usually removed by using hand pliers or a pin puller, and the hand pliers remove the pin, so that the efficiency is low, the surface of the device is easily abraded by carelessness, and even the device is damaged. The pin puller is used for removing the pin, the pin puller is several kilograms in weight, and if the pin puller is used for removing the pin every time, an operator wastes time and labor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tear pin device open improves and tears round pin efficiency open.

To achieve the purpose, the utility model adopts the following technical proposal:

a pin removal apparatus comprising:

a body having an abutment portion thereon;

the clamping assembly is arranged at one end of the body and is used for clamping the pin to be removed;

a stop member disposed at an end of the body distal from the clamping assembly;

the power assisting piece is arranged between the abutting part and the blocking part and is in sliding fit with the body, the power assisting piece can abut against the abutting part or the blocking part, and the power assisting piece is used for providing pulling force.

Preferably, the body comprises a base and a sliding rod arranged on the base, the clamping assembly is arranged on the base, and the blocking member and the power assisting member are arranged on the sliding rod.

Preferably, the abutting portion is provided on a side of the slide rod close to the base, the booster is sleeved on the slide rod and slidably engaged with the slide rod, and the booster can abut against the abutting portion or the stopper.

Preferably, the clamping assembly comprises:

a connecting rod passing through the base;

the two clamping arms are respectively arranged at two ends of the connecting rod and are matched with each other to clamp the pin to be disassembled;

the adjusting piece is used for adjusting the distance between the two clamping arms so as to enable the two clamping arms to approach or move away from each other.

Preferably, the clamping assembly further comprises an anti-shaking piece for preventing the two clamping arms from shaking.

Preferably, the anti-shaking piece comprises a straight rod part and a first stopping part arranged at one end of the straight rod part, first mounting holes are correspondingly formed in the two clamping arms, second mounting holes are correspondingly formed in the base, the straight rod part penetrates through the first mounting holes and the second mounting holes, and the first stopping part abuts against one of the clamping arms.

Preferably, the anti-sloshing member is a pin.

Preferably, the clamping arm is of an L-shaped structure and comprises a vertical plate and a transverse plate connected to the vertical plate, the vertical plate is provided with the first mounting hole, and the transverse plate can be attached to the pin to be detached.

Preferably, the connecting rod is provided with an external thread, the adjusting piece is provided with an internal thread matched with the external thread, and the adjusting piece is in threaded connection with the connecting rod and is abutted to the clamping arm.

Preferably, the adjusting piece is a nut, the connecting rod is a screw rod, and the nut is in threaded connection with the screw rod.

The utility model has the advantages that:

the utility model discloses set up clamping assembly and press from both sides tightly earlier and wait to demolish the pin, then the constructor staff hand grips the helping hand piece, makes the helping hand piece slide for the body to the butt is in butt portion or block the piece, thereby provides the pulling force, will wait to demolish the pin and pull out from the mounting panel. Compare in prior art's utilization pincers pull out and wait to demolish the pin, simply lean on constructor directly to apply the pulling force and will wait to demolish the pin and extract, constructor need apply bigger strength can just extract it, the utility model discloses a thereby the back and forth motion of helping hand piece provides the pulling force and extracts the pin, reaches laborsaving purpose, has improved work efficiency. And the clamping assembly previously clamped the pin to be removed, reducing the wear on the surfaces of the device. Compare in using pin puller to pull out and wait to demolish the pin, the utility model provides a pin detaching device's weight is lighter, the constructor operation of being convenient for.

Drawings

Fig. 1 is a schematic structural view provided by an embodiment of the pin detaching device of the present invention.

In the figure:

1. a body; 11. a base; 12. a slide bar;

2. a clamping assembly; 21. a connecting rod; 22. a clamp arm; 221. a vertical plate; 222. a transverse plate; 23. an adjustment member; 24. an anti-wobble member; 241. a straight rod part; 242. a first stopper portion;

3. a blocking member;

4. and a power assisting piece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

The embodiment provides a pin detaching device, which relates to the technical field of maintenance, and as shown in fig. 1, the pin detaching device comprises a body 1, a clamping assembly 2, a blocking piece 3 and a power assisting piece 4, wherein the body 1 is provided with a butting part; the clamping assembly 2 is arranged at one end of the body 1, and the clamping assembly 2 is used for clamping a pin to be removed; the blocking piece 3 is arranged at one end of the body 1 far away from the clamping assembly 2; the assistor 4 is arranged between the abutting part and the stopper 3 and is in sliding fit with the body 1, the assistor 4 can abut against the abutting part or the stopper 3, and the assistor 4 is used for providing pulling force.

This embodiment sets up clamping assembly 2 and presss from both sides tightly earlier and treats to demolish the pin, then the constructor staff hand grips helping hand piece 4, makes helping hand piece 4 slide for body 1 to the butt is in butt portion or block piece 3, thereby provides the pulling force, will treat to demolish the pin and pull out from the mounting panel. Compare in prior art's utilization pliers pull out and wait to demolish the pin, simply lean on constructor directly to apply the pulling force will wait to demolish the pin and extract, constructor need apply bigger strength can only extract it, thereby this embodiment provides the pulling force through the back and forth movement of helping hand piece 4 and extracts the pin, reaches laborsaving purpose, has improved work efficiency. And the clamping assembly 2 previously clamped the pin to be removed, reducing the wear on the surfaces of the device. Compared with the method that the pin puller is used for pulling out the pin to be detached, the pin detaching device provided by the embodiment is lighter in weight and convenient for constructors to operate.

Alternatively, as shown in fig. 1, the body 1 includes a base 11 and a sliding rod 12 disposed on the base 11, the clamping assembly 2 is disposed on the base 11, and the blocking member 3 and the power assisting member 4 are disposed on the sliding rod 12. In this embodiment, the base 11 and the sliding rod 12 are integrally formed, but in other embodiments, the base 11 and the sliding rod 12 may be separately formed, as long as the stable connection between the base 11 and the sliding rod 12 is ensured. Set up clamping component 2 on base 11, be convenient for press from both sides tightly to wait to demolish the pin, set up slide bar 12 in one side that clamping component 2 was kept away from to base 11, set up helping hand piece 4 and piece 3 on slide bar 12 and make slide bar 12 and helping hand piece 4 sliding fit again, the helping hand piece 4 of being convenient for can realize the back and forth movement at slide bar 12 to provide the pulling force.

Specifically, the blocking member 3 is a nut, the sliding rod 12 is a screw rod, and the nut is in threaded connection with the screw rod, so that the connection between the blocking member 3 and the sliding rod 12 is realized.

Specifically, one side of the sliding rod 12 close to the base 11 is provided with an abutting portion, the assistor 4 is sleeved on the sliding rod 12 and is in sliding fit with the sliding rod 12, and the assistor 4 can abut against the abutting portion or the blocking member 3. Cut off 1mm with slide bar 12 inwards, increased the clearance between slide bar 12 and the helping hand piece 4, make things convenient for manual pulling helping hand piece 4. And the booster 4 cuts 1mm and then forms a groove on the sliding rod 12, and the side wall of the groove is an abutting part, so that the groove is convenient to abut against the booster 4, and the booster 4 is prevented from directly abutting against the base 11.

Alternatively, as shown in fig. 1, the clamping assembly 2 includes a connecting rod 21, two clamping arms 22 and an adjusting piece 23, the connecting rod 21 passes through the base 11, the two clamping arms 22 are respectively arranged at two ends of the connecting rod 21, and the two clamping arms 22 are mutually matched for clamping the pin to be removed; the adjusting piece 23 is used to adjust the distance between the two clamp arms 22 so that the two clamp arms 22 approach each other or move away from each other. A through hole is formed in the base 11, the connecting rod 21 penetrates through the through hole, and clamping arms 22 are arranged at two ends of the connecting rod 21 respectively, so that the pin to be detached can be clamped conveniently. The adjustment member 23 is then used to adjust the distance between the two clamping arms 22 to facilitate clamping or unclamping of the pin to be removed.

Specifically, the connecting rod 21 is provided with an external thread, the adjusting piece 23 is provided with an internal thread matched with the external thread, and the adjusting piece 23 is connected to the connecting rod 21 in a threaded manner and abuts against the clamping arm 22. In the present embodiment, two adjusting members 23 are provided, the two adjusting members 23 respectively abut against the two clamping arms 22, and the adjusting members 23 push the clamping arms 22 to move by rotating the adjusting members 23, so as to adjust the distance between the two clamping arms 22. It should be noted that, according to actual operation requirements, only one adjusting member 23 may be rotated to push one clamping arm 22 to move, or both adjusting members 23 may be rotated to move both clamping arms 22, so as to adjust the distance between the two clamping arms 22.

Specifically, the adjusting member 23 is a nut, the connecting rod 21 is a screw, and the nut is threadedly connected to the screw. The adjusting piece 23 is made of nuts, the connecting rod 21 is made of screws, and the nuts are connected to the connecting rod 21 in a threaded mode, so that the effect of adjusting the distance between the two clamping arms 22 is achieved conveniently.

Optionally, as shown in fig. 1, the clamping assembly 2 further comprises an anti-sloshing member 24, the anti-sloshing member 24 being used to prevent the two clamping arms 22 from sloshing. By providing the anti-wobble piece 24, the wobble of the two clamping arms 22 is reduced, and the accuracy of the two clamping arms 22 in clamping the pin to be removed is enhanced.

Specifically, as shown in fig. 1, the anti-shaking piece 24 includes a straight rod portion 241 and a first stopping portion 242 disposed at one end of the straight rod portion 241, first mounting holes are correspondingly formed on the two clamping arms 22, second mounting holes are correspondingly formed on the base 11, the straight rod portion 241 passes through the first mounting hole and the second mounting hole, and the first stopping portion 242 abuts against one of the clamping arms 22. First mounting holes are formed in the two clamping arms 22, second mounting holes are formed in the base 11 corresponding to the first mounting holes, the straight rod portion 241 of the anti-shaking piece 24 penetrates through the first mounting holes and the second mounting holes, and the first stopping portion 242 abuts against one of the clamping arms 22, so that shaking of the two clamping arms 22 is reduced.

Specifically, in the present embodiment, the anti-shaking piece 24 is a pin, the straight rod 241 is a pin rod, and the first stopping portion 242 is a pin head, so that the first stopping portion 242 abuts against the clamping arms 22, thereby reducing the shaking of the two clamping arms 22.

Optionally, as shown in fig. 1, the clamping arm 22 is an L-shaped structure, the clamping arm 22 includes a vertical plate 221 and a horizontal plate 222 connected to the vertical plate 221, a first mounting hole is opened in the vertical plate 221, and the horizontal plate 222 can be attached to the pin to be removed. The vertical plate 221 is provided with a first mounting hole for allowing the straight rod portion 241 of the anti-shaking piece 24 to pass through, and one side of the transverse plate 222 of the clamping arm 22, which is far away from the vertical plate 221, is provided with an arc-shaped structure for facilitating clamping of the pin to be removed. When the clamping operation is performed, the horizontal plate 222 is placed below the pin head of the pin to be removed (the side of the pin head close to the pin rod), then the distance between the two clamping arms 22 is adjusted by the adjusting piece 23, so that the vertical plate 221 abuts against the side wall of the pin head of the pin to be removed, and the two clamping arms 22 are mutually matched to complete the clamping operation of the pin to be removed. The constructor holds the power assisting element 4 to move back and forth to provide pulling force, so that the pin to be removed is pulled out.

In the description of the present embodiments, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In this embodiment, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. A pin removal apparatus, comprising:

the device comprises a body (1), wherein a butting part is arranged on the body (1);

the clamping assembly (2), the clamping assembly (2) is arranged at one end of the body (1), and the clamping assembly (2) is used for clamping a pin to be removed;

a blocking part (3), wherein the blocking part (3) is arranged at one end of the body (1) far away from the clamping component (2);

the power assisting piece (4) is arranged between the abutting part and the blocking part (3) and is in sliding fit with the body (1), the power assisting piece (4) can abut against the abutting part or the blocking part (3), and the power assisting piece (4) is used for providing pulling force.

2. The device according to claim 1, characterized in that the body (1) comprises a base (11) and a sliding rod (12) arranged on the base (11), the clamping assembly (2) being arranged on the base (11), the blocking element (3) and the force-aid element (4) being arranged on the sliding rod (12).

3. The pin removal device according to claim 2, wherein the abutting portion is provided on a side of the sliding rod (12) close to the base (11), the power assisting element (4) is sleeved on the sliding rod (12) and is in sliding fit with the sliding rod (12), and the power assisting element (4) can abut against the abutting portion or the blocking member (3).

4. The device according to claim 2, characterized in that said clamping assembly (2) comprises:

a connecting rod (21), the connecting rod (21) passing through the base (11);

the two clamping arms (22) are respectively arranged at two ends of the connecting rod (21), and the two clamping arms (22) are matched with each other to clamp the pin to be removed;

an adjusting member (23), wherein the adjusting member (23) is used for adjusting the distance between the two clamping arms (22) so as to enable the two clamping arms (22) to approach or move away from each other.

5. The pin removal device according to claim 4, characterized in that the clamping assembly (2) further comprises an anti-rattle (24), the anti-rattle (24) being adapted to prevent the two clamping arms (22) from rattling.

6. The pin detaching device according to claim 5, wherein the anti-shaking member (24) comprises a straight rod portion (241) and a first stopping portion (242) arranged at one end of the straight rod portion (241), first mounting holes are correspondingly formed in the two clamping arms (22), second mounting holes are correspondingly formed in the base (11), the straight rod portion (241) penetrates through the first mounting holes and the second mounting holes, and the first stopping portion (242) abuts against one of the clamping arms (22).

7. The device according to claim 6, characterized in that the anti-wobble piece (24) is a pin.

8. The device of claim 6, characterized in that the clamping arm (22) is of an L-shaped structure, the clamping arm (22) comprises a vertical plate (221) and a transverse plate (222) connected to the vertical plate (221), the vertical plate (221) is provided with the first mounting hole, and the transverse plate (222) can be attached to the pin to be removed.

9. Pin removal device according to claim 4, characterized in that the connecting rod (21) is provided with an external thread, the adjusting element (23) is provided with an internal thread cooperating with the external thread, the adjusting element (23) being screwed onto the connecting rod (21) and abutting against the clamping arm (22).

10. Pin removal device according to claim 4, characterized in that the adjustment element (23) is a nut and the connecting rod (21) is a screw, the nut being screwed onto the screw.